— A novel client puzzle protocol, the Memoryless Puzzle Protocol (MPP), is proposed and investigated. The goal is to show that MPP is a viable solution for mitigating distributed...
Nicholas A. Fraser, Douglas J. Kelly, Richard A. R...
d Abstract) XiaoFeng Wang∗ Michael K. Reiter† We present congestion puzzles (CP), a new countermeasure to bandwidth-exhaustion attacks. Like other defenses based on client puz...
—Denial of Service (DoS) attacks aiming to exhaust the resources of a server by overwhelming it with bogus requests have become a serious threat. Especially protocols that rely o...
Hidden services were deployed on the Tor anonymous communication network in 2004. Announced properties include server resistance to distributed DoS. Both the EFF and Reporters Wit...